138544040

素因数分解:

$2^3\times 5^1\times {\mathrm{3463601}}^1$

素因数の和:3463612

約数の個数: 16

約数和(自身を含む): 311724180

約数和(自身を除く): 173180140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3463601, 6927202, 13854404, 17318005, 27708808, 34636010, 69272020, 138544040]

約数ペア:

[(1, 138544040), (2, 69272020), (4, 34636010), (5, 27708808), (8, 17318005), (10, 13854404), (20, 6927202), (40, 3463601)]